EXPLOSION PREVENTING METHOD AND APPARATUS FOR DUST COLLECTOR USING BAG FILTER

摘要

PURPOSE:To prevent the spreading of fire and explosion by the procedure in which when the pressure in the frame of dust collector is risen, the lid is opened to release the internal pressure to the outside and at the same time as the lid is opened sprinkler is operated to extinguish fire and also pressure reduction system is stopped. CONSTITUTION:The lid 2, which is to be opened when the atmospheric pressure in the frame 1 of dust collector using bag filter rises, is attached to a part of the dust collector frame 1. The lid 2 is interlocked with the limit switch 4 by which the function of the fan motor as the driving source of dust collector is stopped and also the vavle 7 of the sprinkler 3 provided to a part of the frame is opened.